内容——第(1)款规定的报告必须含有如下内容。

Contents.-the report referred to in paragraph (1) shall include.

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此页面只需具有如下三项内容

You only require that the page have three things

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相对于传统的教科书，这样做有如下一些主要的好处：传播更广，成本更低，老师的推荐以及可对教材内容进行定制。

Some key benefits over traditional textbooks include: wider distribution, lower costs, teacher recommendations and customizable texts.

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